Area Problems
The length of minute hand of a wall clock is 7 cms. The area swept by minute hand in 30 minutes is?

210 sq. cm
77 sq. cm
154 sq. cm
147 sq. cm

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Area Problems
The length of the diagonal of a rhombus is 80% of the length of the other diagonal, Then the area of the rhombus is how many times the square of the length of the longer diagonal?

4/5
2/5
1/4
3/4

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Area Problems
The length of a rectangle is twice its breadth. If its length is decreased half of the 10 cm and the breadth is increased by half of the 10 cm cm, the area of the rectangle is increased by 5 sq cm, more than 70 sq cm. Find the length of the rectangle.

40 cm
21 cm
45 cm
30 cm

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Area Problems
The question given below contain two statements giving certain data. You have to decide whether the data given in the statements are sufficient for answering the question ? Question : What is the height of a right-angled triangle ? Statements : A. The area of the triangle is 20 times its base. B. The perimeter of the triangle is equal to that of a square of the side 10 cm.

Only statement B is required
Neither (A) nor (B) is reuired
Both A & B are required
Only statement A is required

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Area Problems
The Different between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is

2480 m2
2420 m2
2520 m2
None of these

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